Figure 1.
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Upper panel: The referenced station localisation of the FRIPON network over Europe and the World on April 2025 (OpenStreetMap/FRIPON). Lower panel: Evolution of the auroral structure over Longville-in-the-Dale (England, 52° 32′ 21′′ N, –2° 40′ 51′′W) from 22:02 UTC to 22:22 UTC on 10 May. In this figure, the 3 pictures are uncalibrated and unprocessed (northward direction at the bottom of the images).
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